– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 3 am Wed 10 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Wed 10 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Wed 10 Dec Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 69mm), heaviest during Wed morning. Very mild (max 10°C on Wed afternoon, min 6°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 52mm), heaviest during Sun night. Very mild (max 11°C on Sat morning, min 2°C on Mon night). Wind will be generally light. | |||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  |  | | | | | | |  | | |
heavy rain | heavy rain | heavy rain | light rain | light rain | light rain | rain shwrs | light rain | rain shwrs | clear | light rain | light rain | light rain | rain shwrs | heavy rain | heavy rain | mod. rain | heavy rain | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
28 | 13 | 26 | 0.3 | 0.1 | 0.9 | 0.5 | 0.3 | 0.3 | — | 0.1 | 3 | 0.2 | 0.1 | 15 | 14 | 8 | 10 | |
max°C | 9 | 10 | 9 | 7 | 6 | 7 | 8 | 9 | 9 | 11 | 10 | 9 | 10 | 9 | 9 | 10 | 10 | 9 |
min°C | 9 | 10 | 6 | 6 | 6 | 6 | 8 | 9 | 8 | 9 | 10 | 8 | 8 | 9 | 9 | 9 | 10 | 2 |
8 | 8 | 5 | 5 | 6 | 6 | 8 | 9 | 8 | 8 | 9 | 6 | 6 | 7 | 7 | 6 | 7 | 2 | |
2300 | 2750 | 2050 | 1350 | 1500 | 2150 | 2200 | 2200 | 2650 | 2650 | 2450 | 2150 | 1950 | 1950 | 2300 | 2400 | 2350 | 1350 | |
Cloud base (m) | 550 | 550 | 550 | 750 | 2600 | 600 | 600 | 650 | 750 | 650 | 750 | 600 | 1650 | 700 | 550 | 550 | 550 | |
 | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — | 7:52 | — | — | 7:52 | — | — | 7:54 | — | — |
 | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:12 | — |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Heavy rain (total 69mm), heaviest during Wed morning. Very mild (max 10°C on Wed afternoon, min 6°C on Wed night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Heavy rain (total 52mm), heaviest during Sun night. Very mild (max 11°C on Sat morning, min 2°C on Mon night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
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* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.